Siemens ISGS SG8158-00 - Manual (Page 114)

Index
I-ii Siemens Energy & Automation, Inc.
Instantaneous Phase Overcurrent (50) 2 , 21
Intelligent SwitchGear System (ISGS) 1
internal connections 6 , 7
inverse curve 53
isolation 4
I-Squared-T curve 56
J
jumper positions 16
K
keypad 9
L
LCD 10
LEDs 9
log reset 35
logs
current minimum/maximum 44
event 43
frequency minimum/maximum 45
minimum/maximum 44
power minimum/maximum 45
trip 43
voltage minimum/maximum 45
long inverse curve 54
M
marshalling 31
matrixing events to outputs 31
matrixing procedure 32
menu structure 11 , 60
meter display 47
metered data 46
metering 3
current 46
frequency 46
power 46
voltage 46
metering accuracy 58
min/max log reset 35
Min/Max logs 44
moderately inverse curve 54
moderately inverse overvoltage curve 57
moderately inverse undervoltage curve 57
mounting 5
mounting dimensions 5
N
Negative Sequence Voltage (47N) 3 , 27
network communications (RS-485) 8
Neutral or Ground Time Overcurrent (51N) 2
Neutral Time Overcurrent (51N) 23
O
operation
field service 2
optional configurations 3
output contact status 37
Overfrequency (81O) 3 , 28
Overvoltage (59) 3 , 26
overvoltage curves 56
overvoltage equation 57
P
paddles
illustration 5
parameter sets 21 , 39
parameters
demand 29
operating 47
password 10
PC communications (RS-232) 8
Phase Sequence Voltage (47) 3 , 27
Phase Time Overcurrent (51) 2 , 23
pickup 21
pickup LED 9
power conventions 59
power flow 18
power metering 46
power minimum/maximum log 45
Power On 15
Power On display 15
Power On Meter display 15
power setpoints 30
power supply 4
power values 46
product description 2
protection
Breaker Failure (50BF) 2 , 28
Directional Neutral or Ground Time
Overcurrent (67N) 25
Directional Phase Time Overcurrent (67) 24
Directional Time Overcurrent (67) 3
High-Set Instantaneous Neutral or Ground
Overcurrent (50 HSN) 3
High-Set Instantaneous Neutral or Ground
Overcurrent (50HSN) 22
High-Set Instantaneous Phase
Overcurrent (50HS) 3 , 22
Instantaneous Neutral or Ground
Overcurrent (50N) 2 , 22
Instantaneous Phase Overcurrent (50) 2 , 21
Negative Sequence Voltage (47N) 3 , 27
Neutral or Ground Time Overcurrent (51N) 2
Neutral Time Overcurrent (51N) 23
Overfrequency (81O) 3 , 28
II
isv3o_1.bk : isv3o_1.ix Page ii Wednesday, August 7, 1996 10:51 AM